DE2203635C3 - Bleistift mit Kunststoffummantelung - Google Patents
Bleistift mit KunststoffummantelungInfo
- Publication number
- DE2203635C3 DE2203635C3 DE19722203635 DE2203635A DE2203635C3 DE 2203635 C3 DE2203635 C3 DE 2203635C3 DE 19722203635 DE19722203635 DE 19722203635 DE 2203635 A DE2203635 A DE 2203635A DE 2203635 C3 DE2203635 C3 DE 2203635C3
- Authority
- DE
- Germany
- Prior art keywords
- pencil
- polystyrene
- parts
- weight
- cedar
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired
Links
- 229920003023 plastic Polymers 0.000 title claims description 15
- 239000004033 plastic Substances 0.000 title claims description 15
- 239000004793 Polystyrene Substances 0.000 claims description 24
- 229920002223 polystyrene Polymers 0.000 claims description 24
- 238000000034 method Methods 0.000 claims description 21
- -1 polyethylene Polymers 0.000 claims description 18
- 239000004698 Polyethylene Substances 0.000 claims description 17
- 239000000463 material Substances 0.000 claims description 17
- 229920000573 polyethylene Polymers 0.000 claims description 17
- 241000218645 Cedrus Species 0.000 claims description 15
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 claims description 12
- 239000003365 glass fiber Substances 0.000 claims description 12
- 238000004519 manufacturing process Methods 0.000 claims description 12
- 238000001125 extrusion Methods 0.000 claims description 9
- 239000000203 mixture Substances 0.000 claims description 9
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 239000006260 foam Substances 0.000 claims description 5
- 238000005452 bending Methods 0.000 claims description 4
- 238000005187 foaming Methods 0.000 claims description 4
- 239000005062 Polybutadiene Substances 0.000 claims description 3
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 claims description 3
- 239000011230 binding agent Substances 0.000 claims description 3
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 229920001519 homopolymer Polymers 0.000 claims description 3
- 229920002857 polybutadiene Polymers 0.000 claims description 3
- 229920001684 low density polyethylene Polymers 0.000 claims description 2
- 239000004702 low-density polyethylene Substances 0.000 claims description 2
- 229920003048 styrene butadiene rubber Polymers 0.000 claims description 2
- 239000006223 plastic coating Substances 0.000 claims 2
- 229920001971 elastomer Polymers 0.000 claims 1
- 239000004744 fabric Substances 0.000 claims 1
- 229920001903 high density polyethylene Polymers 0.000 claims 1
- 239000004700 high-density polyethylene Substances 0.000 claims 1
- 238000011835 investigation Methods 0.000 claims 1
- 229920005990 polystyrene resin Polymers 0.000 claims 1
- 239000005060 rubber Substances 0.000 claims 1
- 125000000383 tetramethylene group Chemical group [H]C([H])([*:1])C([H])([H])C([H])([H])C([H])([H])[*:2] 0.000 claims 1
- 229920001169 thermoplastic Polymers 0.000 claims 1
- 239000004416 thermosoftening plastic Substances 0.000 claims 1
- 239000011162 core material Substances 0.000 description 14
- 239000002994 raw material Substances 0.000 description 10
- 239000008188 pellet Substances 0.000 description 8
- 239000004604 Blowing Agent Substances 0.000 description 5
- 239000000835 fiber Substances 0.000 description 4
- 239000000155 melt Substances 0.000 description 4
- 239000004156 Azodicarbonamide Substances 0.000 description 3
- XOZUGNYVDXMRKW-AATRIKPKSA-N azodicarbonamide Chemical compound NC(=O)\N=N\C(N)=O XOZUGNYVDXMRKW-AATRIKPKSA-N 0.000 description 3
- 235000019399 azodicarbonamide Nutrition 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 3
- 239000011521 glass Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 206010016766 flatulence Diseases 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 239000000049 pigment Substances 0.000 description 2
- 229920001223 polyethylene glycol Polymers 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 206010000060 Abdominal distension Diseases 0.000 description 1
- OYPRJOBELJOOCE-UHFFFAOYSA-N Calcium Chemical compound [Ca] OYPRJOBELJOOCE-UHFFFAOYSA-N 0.000 description 1
- VGGSQFUCUMXWEO-UHFFFAOYSA-N Ethene Chemical compound C=C VGGSQFUCUMXWEO-UHFFFAOYSA-N 0.000 description 1
- 239000005977 Ethylene Substances 0.000 description 1
- RAQQRQCODVNJCK-JLHYYAGUSA-N N-[(4-amino-2-methylpyrimidin-5-yl)methyl]-N-[(E)-5-hydroxy-3-(2-hydroxyethyldisulfanyl)pent-2-en-2-yl]formamide Chemical compound C\C(N(Cc1cnc(C)nc1N)C=O)=C(\CCO)SSCCO RAQQRQCODVNJCK-JLHYYAGUSA-N 0.000 description 1
- 239000002202 Polyethylene glycol Substances 0.000 description 1
- 206010040844 Skin exfoliation Diseases 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- XLOMVQKBTHCTTD-UHFFFAOYSA-N Zinc monoxide Chemical compound [Zn]=O XLOMVQKBTHCTTD-UHFFFAOYSA-N 0.000 description 1
- VRFNYSYURHAPFL-UHFFFAOYSA-N [(4-methylphenyl)sulfonylamino]urea Chemical compound CC1=CC=C(S(=O)(=O)NNC(N)=O)C=C1 VRFNYSYURHAPFL-UHFFFAOYSA-N 0.000 description 1
- 239000000654 additive Substances 0.000 description 1
- 239000002216 antistatic agent Substances 0.000 description 1
- VJRITMATACIYAF-UHFFFAOYSA-N benzenesulfonohydrazide Chemical compound NNS(=O)(=O)C1=CC=CC=C1 VJRITMATACIYAF-UHFFFAOYSA-N 0.000 description 1
- 208000024330 bloating Diseases 0.000 description 1
- 229910052793 cadmium Inorganic materials 0.000 description 1
- BDOSMKKIYDKNTQ-UHFFFAOYSA-N cadmium atom Chemical compound [Cd] BDOSMKKIYDKNTQ-UHFFFAOYSA-N 0.000 description 1
- 229910052791 calcium Inorganic materials 0.000 description 1
- 239000011575 calcium Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 229920001577 copolymer Polymers 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- FPAFDBFIGPHWGO-UHFFFAOYSA-N dioxosilane;oxomagnesium;hydrate Chemical compound O.[Mg]=O.[Mg]=O.[Mg]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O.O=[Si]=O FPAFDBFIGPHWGO-UHFFFAOYSA-N 0.000 description 1
- 239000006185 dispersion Substances 0.000 description 1
- 238000001035 drying Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 239000000975 dye Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000007720 emulsion polymerization reaction Methods 0.000 description 1
- 125000000816 ethylene group Chemical class [H]C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 238000007765 extrusion coating Methods 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000010439 graphite Substances 0.000 description 1
- 229910002804 graphite Inorganic materials 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000004898 kneading Methods 0.000 description 1
- 239000000320 mechanical mixture Substances 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 239000000178 monomer Substances 0.000 description 1
- QIQXTHQIDYTFRH-UHFFFAOYSA-N octadecanoic acid Chemical compound CCCCCCCCCCCCCCCCCC(O)=O QIQXTHQIDYTFRH-UHFFFAOYSA-N 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- FZHAPNGMFPVSLP-UHFFFAOYSA-N silanamine Chemical compound [SiH3]N FZHAPNGMFPVSLP-UHFFFAOYSA-N 0.000 description 1
- 150000004756 silanes Chemical class 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 229920005992 thermoplastic resin Polymers 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/02—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of definite length, i.e. discrete articles
- B29C44/12—Incorporating or moulding on preformed parts, e.g. inserts or reinforcements
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C44/00—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles
- B29C44/20—Shaping by internal pressure generated in the material, e.g. swelling or foaming ; Producing porous or cellular expanded plastics articles for articles of indefinite length
- B29C44/32—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements
- B29C44/322—Incorporating or moulding on preformed parts, e.g. linings, inserts or reinforcements the preformed parts being elongated inserts, e.g. cables
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B43—WRITING OR DRAWING IMPLEMENTS; BUREAU ACCESSORIES
- B43K—IMPLEMENTS FOR WRITING OR DRAWING
- B43K19/00—Non-propelling pencils; Styles; Crayons; Chalks
- B43K19/14—Sheathings
Landscapes
- Inks, Pencil-Leads, Or Crayons (AREA)
- Compositions Of Macromolecular Compounds (AREA)
- Manufacture Of Porous Articles, And Recovery And Treatment Of Waste Products (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP46002522A JPS5221022B1 (enrdf_load_stackoverflow) | 1971-01-26 | 1971-01-26 | |
| JP294771A JPS5327645B1 (enrdf_load_stackoverflow) | 1971-01-28 | 1971-01-28 |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| DE2203635A1 DE2203635A1 (de) | 1972-10-05 |
| DE2203635B2 DE2203635B2 (de) | 1974-12-12 |
| DE2203635C3 true DE2203635C3 (de) | 1975-07-24 |
Family
ID=26335915
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| DE19722203635 Expired DE2203635C3 (de) | 1971-01-26 | 1972-01-26 | Bleistift mit Kunststoffummantelung |
Country Status (5)
| Country | Link |
|---|---|
| DE (1) | DE2203635C3 (enrdf_load_stackoverflow) |
| FR (1) | FR2123442B1 (enrdf_load_stackoverflow) |
| GB (1) | GB1363161A (enrdf_load_stackoverflow) |
| HK (1) | HK48076A (enrdf_load_stackoverflow) |
| IT (1) | IT946950B (enrdf_load_stackoverflow) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5531947A (en) * | 1992-09-15 | 1996-07-02 | Bellaform Extrusionstechnik Gmbh | Process and installation for the manufacture of pencils |
| BRPI1104155B1 (pt) * | 2011-08-15 | 2021-01-19 | Ebras Comércio De Lápis Ltda | formulação para a obtenção da matéria prima para a produção de um artigo para escrita, processo de fabricação de um artigo para escrita e artigo para escrita |
| DE102012010966A1 (de) * | 2012-05-29 | 2013-12-05 | J. S. Staedtler Gmbh & Co. Kg | Eingabegerät für berührungsempfindliche, kapazitive Displays |
-
1972
- 1972-01-26 FR FR7202595A patent/FR2123442B1/fr not_active Expired
- 1972-01-26 GB GB377872A patent/GB1363161A/en not_active Expired
- 1972-01-26 DE DE19722203635 patent/DE2203635C3/de not_active Expired
- 1972-01-26 IT IT1984572A patent/IT946950B/it active
-
1976
- 1976-07-29 HK HK48076A patent/HK48076A/xx unknown
Also Published As
| Publication number | Publication date |
|---|---|
| FR2123442A1 (enrdf_load_stackoverflow) | 1972-09-08 |
| GB1363161A (en) | 1974-08-14 |
| DE2203635A1 (de) | 1972-10-05 |
| DE2203635B2 (de) | 1974-12-12 |
| IT946950B (it) | 1973-05-21 |
| FR2123442B1 (enrdf_load_stackoverflow) | 1974-06-28 |
| HK48076A (en) | 1976-08-06 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C3 | Grant after two publication steps (3rd publication) | ||
| E77 | Valid patent as to the heymanns-index 1977 | ||
| 8328 | Change in the person/name/address of the agent |
Free format text: KOHLER, M., DIPL.-CHEM. DR.RER.NAT., PAT.-ANW., 8000 MUENCHEN |